Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Boston → Richmond via Dulles: arrives on time 46%
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19:27 BOS → 21:16 IADUA 2136 · United · 1h 49m · 71% on time, 2.4% cancelled
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54m layover in Dulles (IAD) · 45 min minimum on one ticket
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22:10 IAD → 23:18 RICUA 4473 · United, flown by GoJet · 1h 08m · 74% on time, 2.2% cancelled
Total trip 3h 51m, scheduled departure to arrival. Times are local. Both flew on 54 of the last 56 days.
Makes the connection66%The first flight arrived more than 9 minutes late on 34% of the days it flew: too late for the 45-minute minimum connection on a 54m layover.
Arrives on time46%First flight not cancelled (2.4% are) × connection made (66%) × second flight not cancelled (2.2% are) and within 15 minutes (74%).
Total trip3h 51mBOS 19:27 to RIC 23:18, layover included
Tight connection: often missed. The first flight is late enough to miss it on more than 1 day in 4.
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.